FI952592A - Device for conveying cleaning or sludge material and / or for removing water - Google Patents

Device for conveying cleaning or sludge material and / or for removing water Download PDF

Info

Publication number
FI952592A
FI952592A FI952592A FI952592A FI952592A FI 952592 A FI952592 A FI 952592A FI 952592 A FI952592 A FI 952592A FI 952592 A FI952592 A FI 952592A FI 952592 A FI952592 A FI 952592A
Authority
FI
Finland
Prior art keywords
pipeline
chamber
sludge
removing water
screening
Prior art date
Application number
FI952592A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI952592A0 (en
Inventor
Carl Otto Wallander
Original Assignee
Global Waste Water Management
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Global Waste Water Management filed Critical Global Waste Water Management
Publication of FI952592A0 publication Critical patent/FI952592A0/en
Publication of FI952592A publication Critical patent/FI952592A/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00Treatment of sludge; Devices therefor
    • C02F11/12Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/117Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements arranged for outward flow filtration
    • B01D29/118Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements arranged for outward flow filtration open-ended
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/60Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration
    • B01D29/606Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration by pressure measuring
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62Regenerating the filter material in the filter
    • B01D29/64Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
    • B01D29/6469Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers
    • B01D29/6476Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers with a rotary movement with respect to the filtering element
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/76Handling the filter cake in the filter for purposes other than for regenerating
    • B01D29/80Handling the filter cake in the filter for purposes other than for regenerating for drying
    • B01D29/82Handling the filter cake in the filter for purposes other than for regenerating for drying by compression
    • B01D29/828Handling the filter cake in the filter for purposes other than for regenerating for drying by compression using screws
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/88Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
    • B01D29/90Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for feeding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D43/00Separating particles from liquids, or liquids from solids, otherwise than by sedimentation or filtration

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Sludge (AREA)
  • Drying Of Solid Materials (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Cleaning By Liquid Or Steam (AREA)

Abstract

A device for dewatering and/or transport of liquid-containing screening or sludge material. The device includes a chamber (10) which is being under a reduced pressure and which is formed by the walls (11-13), with an inlet (14) and with means (24, 25) for continuously compression and separation of liquid from the screening material/the sludge. Which means act toward an outlet opening (15, 31), for evacuation of incoming material without equalization of air pressure. The inlet (14) includes a pipeline (17) with a valve (18) which can be opened and closed for recurrent intake of a quantity of screening material in the pipeline and for a direct or gradual transport of said quantity along the pipeline (17) and into the chamber (10), under preservation of a varying pressure in the chamber (10).
FI952592A 1992-12-02 1995-05-29 Device for conveying cleaning or sludge material and / or for removing water FI952592A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9203620A SE501922C2 (en) 1992-12-02 1992-12-02 dewatering
PCT/SE1993/001037 WO1994012263A1 (en) 1992-12-02 1993-12-02 A device for dewatering and/or transport of screening or sludge material

Publications (2)

Publication Number Publication Date
FI952592A0 FI952592A0 (en) 1995-05-29
FI952592A true FI952592A (en) 1995-07-19

Family

ID=20387997

Family Applications (1)

Application Number Title Priority Date Filing Date
FI952592A FI952592A (en) 1992-12-02 1995-05-29 Device for conveying cleaning or sludge material and / or for removing water

Country Status (10)

Country Link
EP (1) EP0671970B1 (en)
AT (1) ATE165998T1 (en)
AU (1) AU5662794A (en)
DE (1) DE69318570T2 (en)
ES (1) ES2118369T3 (en)
FI (1) FI952592A (en)
NO (1) NO300876B1 (en)
PL (2) PL57153Y1 (en)
SE (1) SE501922C2 (en)
WO (1) WO1994012263A1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1461417A1 (en) * 1963-03-21 1969-04-10 Laeis Werke Ag Filter press, especially for ceramic goods
FR2354293A2 (en) * 1975-08-19 1978-01-06 Alsthom Cgee PROCESS FOR COMPACTING AND SPINING FLUID SLUDGE LOADED WITH FIBROUS MATERIALS
DD129739A1 (en) * 1976-12-20 1978-02-08 Sigurd Wobst DEVICE FOR TEMPERING WATER-CONTAINING, TEMPERATURE-PUMPING, PASTEESES MIXTURES
US4913771A (en) * 1988-11-25 1990-04-03 Mcintyre Glover C Method for dewatering sludge or slurry

Also Published As

Publication number Publication date
AU5662794A (en) 1994-06-22
DE69318570D1 (en) 1998-06-18
NO952164D0 (en) 1995-05-31
SE9203620L (en) 1994-06-03
EP0671970B1 (en) 1998-05-13
PL57153Y1 (en) 1999-06-30
DE69318570T2 (en) 1998-12-17
NO300876B1 (en) 1997-08-11
FI952592A0 (en) 1995-05-29
SE9203620D0 (en) 1992-12-02
ES2118369T3 (en) 1998-09-16
WO1994012263A1 (en) 1994-06-09
SE501922C2 (en) 1995-06-19
ATE165998T1 (en) 1998-05-15
NO952164L (en) 1995-07-31
EP0671970A1 (en) 1995-09-20
PL309192A1 (en) 1995-09-18

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Legal Events

Date Code Title Description
GB Transfer or assigment of application

Owner name: PICATECH AG